FiiO Kilimanjaro2 E11K Portable Headphone Amplifier

FiiO is a high-tech enterprise established in 2007 that focuses on researching and developing portable music products. The product shown is a portable headphone amplifier, specifically a model from their popular E-series (likely the E11K), designed to improve sound quality and power for high-impedance headphones when connected to mobile devices.

FiiO Electronics Technology Co., Ltd. is based in Guangzhou, China. The company has gained a massive global following among audiophiles for offering high-performance Digital Audio Players (DAPs), DACs, and amplifiers at competitive prices. All R&D, design, and manufacturing take place in China under the direct supervision of the parent company. FiiO remains an independent entity, maintaining its position as a leader in the portable audio market into the 2020s and beyond.